Exercises

Hazardous operations

Western North Atlantic · NAVAREA IV 1032/16

issued
2016-12-07 03:07Z
status
cancelled 2016-12-12 15:05Z (archive)
self-cancels
2016-12-13 16:47Z
authority
EASTERN RANGE 021813Z DEC 16.
sea
North Atlantic Ocean
position
6.375, -39.177
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH ATLANTIC.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 121319Z TO 121547Z DEC,
   ALTERNATE 131319Z TO 131547Z DEC IN AREAS BOUND BY:
   A. 28-49N 078-39W, 29-09N 078-39W,
      29-19N 078-29W, 28-50N 077-09W,
      28-19N 076-09W, 28-09N 076-19W,
      28-39N 078-09W.
   B. 27-40N 071-28W, 26-54N 072-43W,
      25-25N 072-36W, 24-49N 071-10W,
      25-36N 069-47W, 27-04N 069-55W.
   C. 23-18N 064-43W, 24-08N 063-28W,
      23-08N 061-31W, 21-37N 061-37W,
      21-27N 063-52W, 22-11N 064-51W.
   D. 10-38N 044-27W, 11-27N 043-24W,
      09-51N 039-31W, 04-48N 034-30W,
      01-20N 033-22W, 01-07N 035-06W,
      02-59N 039-15W, 07-57N 043-42W.
2. CANCEL THIS MSG 131647Z DEC 16.

Activity windows · 2 in this warning

opens (UTC)closes (UTC)locallength
2016-12-12 13:19Z2016-12-12 15:47Z2 h 28
2016-12-13 13:19Z2016-12-13 15:47Z2 h 28

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

This area · military exercises

12 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now

00
05
10
15
18

Season · when military exercises happen here

J
F
M
A
M
J
J
A
S
O
N
D

month of issue, all years in the archive

Timeline

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

35 military exercises in force · see all

Exercises

Gunnery, firing and naval exercise areas. All current military exercises

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.